For Hilton Head Reef - Tank 1 :
No gale warning.
The reliability of the situation is good.
Skies very cloudy, risk of some thundery outbreaks. Some light showers in the morning, showers late in the day. In the evening, very cloudy with risk of storms.
Possibility of showers NE force 5 in the morning turning N in the evening. Gusts reaching 31 knots in the middle of the day. Moderate sea. Low, short swell from ESE. Excellent visibility.